551037047 has 4 divisors (see below), whose sum is σ = 601131336. Its totient is φ = 500942760.

The previous prime is 551037029. The next prime is 551037079. The reversal of 551037047 is 740730155.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 551037047 - 2²⁶ = 483928183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551037017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25047128 + ... + 25047149.

It is an arithmetic number, because the mean of its divisors is an integer number (150282834).

Almost surely, 2^551037047 is an apocalyptic number.

551037047 is a deficient number, since it is larger than the sum of its proper divisors (50094289).

551037047 is a wasteful number, since it uses less digits than its factorization.

551037047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50094288.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 551037047 is about 23474.1783029779. The cubic root of 551037047 is about 819.8359016264.

The spelling of 551037047 in words is "five hundred fifty-one million, thirty-seven thousand, forty-seven".